/Engine/Plugins/MovieScene/MovieRenderPipeline/Source/MovieRenderPipelineEditor/Public/MoviePipelinePIEExecutor.h
This should be called after PIE has been shut down for an individual job and it is generally safer to make modifications to the editor world.
void OnIndividualJobFinishedImpl ( [FMoviePipelineOutputData](API\Plugins\MovieRenderPipelineCore\FMoviePipelineOutputData) InOutputData )